Global Patent Index - EP 0720583 B1

EP 0720583 B1 20000405 - TUBULAR CORE ASSEMBLIES FOR ROLLS OF PAPER OR OTHER SHEET MATERIAL

Title (en)

TUBULAR CORE ASSEMBLIES FOR ROLLS OF PAPER OR OTHER SHEET MATERIAL

Title (de)

ROHRFÖRMIGER KERNAUFBAU FÜR ROLLEN AUS PAPIER ODER ANDEREM FLACHEM MATERIAL

Title (fr)

ENSEMBLES NOYAUX TUBULAIRES POUR ROULEAUX DE PAPIER ET AUTRES MATERIAUX EN FEUILLES

Publication

EP 0720583 B1 20000405 (EN)

Application

EP 93917503 A 19930816

Priority

CA 9300336 W 19930816

Abstract (en)

[origin: FI109683B] Paper roll core tube (62) comprises wrapped paperboard, and has two opposite end notches (72, 74) which receive respective lugs (68, 70) on an annular metal or plastic end member (66) with a chuck projection receiving notch (76) midway between its lugs. Opt. the core tube end is reinforced by an inner sleeve of non-isotropic material having notches in register with the tube end notches. Pref. rectangular lugs closely fit into rectangular notches.

IPC 1-7

B65H 75/10; B65H 75/30

IPC 8 full level

B65H 75/10 (2006.01); B65H 75/18 (2006.01); B65H 75/30 (2006.01)

IPC 8 main group level

B31C (2006.01); B65H (2006.01)

CPC (source: EP)

B65H 75/187 (2013.01); B65H 75/30 (2013.01)

Designated contracting state (EPC)

AT DE FR GB NL SE

DOCDB simple family (publication)

AT 191429 T 20000415; DE 69328313 D1 20000511; DE 69328313 T2 20000914; EP 0720583 A1 19960710; EP 0720583 B1 20000405; FI 109683 B 20020930; FI 960703 A0 19960216; FI 960703 A 19960216; JP 3612333 B2 20050119; JP H09503986 A 19970422; NO 308891 B1 20001113; NO 960573 D0 19960214; NO 960573 L 19960402; NO 991107 D0 19990305; NO 991107 L 19960402

DOCDB simple family (application)

AT 93917503 T 19930816; DE 69328313 T 19930816; EP 93917503 A 19930816; FI 960703 A 19960216; JP 50665695 A 19930816; NO 960573 A 19960214; NO 991107 A 19990305